//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <sstream>
// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
// class basic_stringbuf
// void swap(basic_stringbuf& rhs);
#include <sstream>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
{
std::stringbuf buf1("testing");
std::stringbuf buf;
buf.swap(buf1);
assert(buf.str() == "testing");
assert(buf1.str() == "");
}
{
std::stringbuf buf1("testing", std::ios_base::in);
std::stringbuf buf;
buf.swap(buf1);
assert(buf.str() == "testing");
assert(buf1.str() == "");
}
{
std::stringbuf buf1("testing", std::ios_base::out);
std::stringbuf buf;
buf.swap(buf1);
assert(buf.str() == "testing");
assert(buf1.str() == "");
}
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
{
std::wstringbuf buf1(L"testing");
std::wstringbuf buf;
buf.swap(buf1);
assert(buf.str() == L"testing");
assert(buf1.str() == L"");
}
{
std::wstringbuf buf1(L"testing", std::ios_base::in);
std::wstringbuf buf;
buf.swap(buf1);
assert(buf.str() == L"testing");
assert(buf1.str() == L"");
}
{
std::wstringbuf buf1(L"testing", std::ios_base::out);
std::wstringbuf buf;
buf.swap(buf1);
assert(buf.str() == L"testing");
assert(buf1.str() == L"");
}
#endif // TEST_HAS_NO_WIDE_CHARACTERS
return 0;
}